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   <div id="projectname">Fluid Survival Tool
   &#160;<span id="projectnumber">0.01</span>
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  <ul>
<li class="navelem"><a class="el" href="dir_3f14f6767c31cb4a1d22c13c18cc6fc3.html">model</a></li><li class="navelem"><a class="el" href="dir_5d4ab6fb864a05c57ee02846a371d4ff.html">old</a></li>  </ul>
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<div class="title">Line.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Line.h</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> *  Created on: 3 nov. 2011</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *      Author: GhasemiehH</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> */</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;</div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#ifndef LINE_H_</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define LINE_H_</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#define ZERO_PREC  1.0e-10</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define IS_ZERO(x) (x &lt; ZERO_PREC &amp;&amp; x &gt; -ZERO_PREC)</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#define INF +1.0e100</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="keyword">struct </span><a class="code" href="structPoint.html">Point</a>{</div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;    <span class="keywordtype">double</span> X, Y;</div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;    <a class="code" href="structPoint.html">Point</a>(){X = Y = 0;};</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;    <a class="code" href="structPoint.html">Point</a>(<span class="keywordtype">double</span> x, <span class="keywordtype">double</span> y) : X(x), Y(y){};</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;    <a class="code" href="structPoint.html">Point</a> &amp; operator =(<span class="keyword">const</span> <a class="code" href="structPoint.html">Point</a> &amp;p){X = p.X; Y = p.Y; <span class="keywordflow">return</span> *<span class="keyword">this</span>;};</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;    <span class="keywordtype">bool</span> operator !=(<span class="keyword">const</span> <a class="code" href="structPoint.html">Point</a> &amp;p){<span class="keywordflow">return</span> (!IS_ZERO(X - p.X) || !IS_ZERO(Y - p.Y));};</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;    <span class="keywordtype">bool</span> operator ==(<span class="keyword">const</span> <a class="code" href="structPoint.html">Point</a> &amp;p){<span class="keywordflow">return</span> IS_ZERO(X - p.X) &amp;&amp; IS_ZERO(Y - p.Y);};</div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;};</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="keyword">class </span><a class="code" href="classLine.html">Line</a> {</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;    <span class="keywordtype">double</span> a;</div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;    <span class="keywordtype">double</span> b;</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;    <a class="code" href="classLine.html">Line</a>();</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;    <a class="code" href="classLine.html">Line</a>(<span class="keywordtype">double</span> _a, <span class="keywordtype">double</span> _b) : a(_a), b(_b){};</div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <span class="keyword">virtual</span> ~<a class="code" href="classLine.html">Line</a>();</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    <a class="code" href="classLine.html">Line</a> &amp; operator =(<span class="keyword">const</span> <a class="code" href="classLine.html">Line</a> &amp;l);</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <a class="code" href="classLine.html">Line</a> operator -(<span class="keyword">const</span> <a class="code" href="classLine.html">Line</a> &amp;l);</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="comment">//  bool operator&lt; (const Line &amp;l);</span></div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="comment">//  bool operator&gt; (const Line &amp;l);</span></div>
<div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;    <span class="keywordtype">double</span> <a class="code" href="classLine.html#a3d15d876c9e5405948078bcaa20fa1ce">getY</a>(<span class="keywordtype">double</span> x);</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    <span class="keywordtype">bool</span> intersect(<a class="code" href="classLine.html">Line</a> &amp;l, <a class="code" href="structPoint.html">Point</a>&amp; intPoint);</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;};</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="keyword">class </span><a class="code" href="classSegment.html">Segment</a> : <span class="keyword">public</span> <a class="code" href="classLine.html">Line</a> {</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    <a class="code" href="structPoint.html">Point</a> p1, p2;</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;    <a class="code" href="classSegment.html">Segment</a>(<a class="code" href="structPoint.html">Point</a> &amp;p1, <a class="code" href="structPoint.html">Point</a> &amp;p2);</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    <a class="code" href="classSegment.html">Segment</a>(<span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b, <a class="code" href="structPoint.html">Point</a> &amp;p1, <a class="code" href="structPoint.html">Point</a> &amp;p2);</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    <a class="code" href="classSegment.html">Segment</a>(<span class="keywordtype">double</span> a, <span class="keywordtype">double</span> b, <span class="keywordtype">double</span> start, <span class="keywordtype">double</span> end);</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    <a class="code" href="classSegment.html">Segment</a>(<a class="code" href="classLine.html">Line</a> &amp;line, <span class="keywordtype">double</span> start, <span class="keywordtype">double</span> end);</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;    <a class="code" href="classSegment.html">Segment</a>&amp; operator =(<span class="keyword">const</span> <a class="code" href="classSegment.html">Segment</a> &amp;s);</div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;    <span class="keywordtype">bool</span> isUp(<a class="code" href="structPoint.html">Point</a>&amp; p);</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;    <span class="keywordtype">bool</span> intersect(<a class="code" href="classSegment.html">Segment</a> &amp;s, <a class="code" href="structPoint.html">Point</a> &amp;intPoint);</div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;};</div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/* LINE_H_ */</span><span class="preprocessor"></span></div>
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